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am 251de854: am 53e9bfae: Merge "Fix error checking in MemoryFile."

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* commit '251de854f02a22ae613964de7ec96f2e0816e503':
  Fix error checking in MemoryFile.
This commit is contained in:
Narayan Kamath
2014-01-17 11:19:57 -08:00
committed by Android Git Automerger
parent 12382d13ff 251de854f0
commit e66fa5c185
1 changed files with 5 additions and 4 deletions
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9
core/jni/android_os_MemoryFile.cpp
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@@ -47,15 +47,16 @@ static jlong android_os_MemoryFile_mmap(JNIEnv* env, jobject clazz, jobject file
jint length, jint prot)
{
int fd = jniGetFDFromFileDescriptor(env, fileDescriptor);
jlong result = (jlong)mmap(NULL, length, prot, MAP_SHARED, fd, 0);
if (!result)
void* result = mmap(NULL, length, prot, MAP_SHARED, fd, 0);
if (result == MAP_FAILED) {
jniThrowException(env, "java/io/IOException", "mmap failed");
return result;
}
return reinterpret_cast<jlong>(result);
}
static void android_os_MemoryFile_munmap(JNIEnv* env, jobject clazz, jlong addr, jint length)
{
int result = munmap((void *)addr, length);
int result = munmap(reinterpret_cast<void *>(addr), length);
if (result < 0)
jniThrowException(env, "java/io/IOException", "munmap failed");
}